Selection Guide
9/126
Siemens Industry, Inc.
Industrial Controls Catalog
Siemens / Speedfax Previous folio: 16-156, 10IC 8-156
Full Load Amps
Heater
Size 00, 0, 1 Size 1
3
⁄
4
Size 2, 2
1
⁄2
Size 3, 3
1
⁄2
Size 4 Catalog No List Price $
1.52–1.65 1.52–1.65 — — —
K21
1.66–1.79 1.66–1.79 — — —
K22
1.80–1.94 1.80–1.94 — — —
K23
1.95–2.15 1.95–2.15 — — —
K24
2.16–2.37 2.16–2.37 — — —
K26
2.38–2.56 2.38–2.56 — — —
K27
2.57–2.87 2.57–2.87 — — —
K28
2.88–3.13 2.88–3.13 — — —
K29
3.14–3.37 3.14–3.37 — — —
K31
3.38–3.72 3.38–3.72 — — —
K32
3.73–4.00 3.73–4.00 — — —
K33
4.01–4.35 4.01–4.35 — — —
K34
4.36–4.99 4.36–4.99 — — —
K36
5.00–5.38 5.00–5.38 — — —
K37
5.39–5.79 5.39–5.79 — — —
K39
5.80–6.43 5.80–6.43 — — —
K41
6.44–6.83 6.44–6.83 — — —
K42
6.84–7.83 6.84–7.83 — — —
K43
7.84–8.23 7.84–8.23 — — —
K49
8.24–9.59 8.24–9.59 — — —
K50
9.60–9.90 9.60–9.90 — — —
K52
10.0–10.7 10.0–10.7 — — —
K53
10.8–11.6 10.8–11.6 12.1–12.7 — —
K54
11.7–12.3 11.7–12.3 12.8–13.5 — —
K55
12.4–13.4 12.4–13.4 13.6–14.6 — —
K56
13.5–14.2 13.5–14.2 14.7–15.9 — —
K57
14.3–15.1 14.3–15.1 16.0–16.9 — —
K58
15.2–17.5 15.2–17.5 17.0–18.2 — —
K60
17.6–18.7 17.6–18.7 18.3–19.5 — —
K61
18.8–20.0 18.8–20.0 19.6–20.9 — —
K62
20.1–21.5 20.1–21.5 21.0–23.1 — —
K63
21.6–23.9 21.6–23.9 23.2–25.4 — —
K64
24.0–25.8 24.0–25.8 25.5–27.9 — —
K67
— 25.9–29.5 — — —
K68
— — 28.0–30.5 — —
K69
— 29.6–32.7 30.6–33.5 36.8–40.0 —
K70
— 32.8–36.0 33.6–37.2 40.1–42.4 —
K72
— — 37.3–40.7 42.5–46.3 —
K73
— — 40.8–43.0 46.4–49.6 —
K74
— — 43.1–47.9 49.7–52.3 49.7–52.3
K75
— — 48.0–52.7 52.4–57.5 52.4–57.5
K76
— — 52.8–58.3 57.6–63.9 57.6–63.0
K77
— — 58.4–60.0 64.0–67.9 63.1–68.1
K78
— — — 68.0–74.3 68.2–74.3
K83
— — — 74.4–77.9 74.4–79.9
K85
— — — 78.0–83.1 80.0–87.4
K86
— — — 83.2–91.4 87.5–90.0
K87
— — — 91.5–99.9 90.1–100.0
K88
— — — 100.0–108.0 100.1–108.0
K89
— — — — 108.1–119.0
K90
— — — — 119.1–130.0
K92
— — — — —
K94
— — — — —
K96
Table 332 for Class 14, 17, 18, 22, 25, 26, 30, 32, 83, 84, 87 (3-Phase)
Full Load Amps
Heater
48DC 48GC 48HA 48JA Catalog No List Price $
1.56–1.69 — — — K21
1.70–1.84 — — — K22
1.85–1.98 — — — K23
1.99–2.19 — — — K24
2.20–2.43 — — — K26
2.44–2.63 — — — K27
2.64–2.95 — — —
K28
2.96–3.21 — — —
K29
3.22–3.45 — — —
K31
3.46–3.81 — — —
K32
3.82–4.10 — — —
K33
4.11–4.46 — — —
K34
4.47–5.10 — — —
K36
5.11–5.49 — — —
K37
5.50–6.21 — — —
K39
6.22–6.76 — — — K41
6.77–7.62 — — — K42
7.63–8.07 — — — K43
8.08–9.19 — — — K49
9.20–10.0 — — — K50
10.1–11.0 — — — K52
11.1–12.0 — — — K53
12.1–12.7 — — — K54
12.8–13.5 — — — K55
13.6–14.5 — — — K56
14.6–15.7 — — — K57
15.8–16.7 — — — K58
16.8–17.9 — — — K60
18.0–19.2 18.0–19.2 — — K61
19.3–20.5 19.3–20.5 23.2–25.1 — K62
20.6–22.5 20.6–22.5 25.2–27.3 — K63
22.6–24.8 22.6–24.8 27.4–30.4 — K64
24.9–27.6 24.9–27.6 30.5–33.3 — K67
27.7–30.0 — 33.4–36.5 — K68
— 27.7–30.1 36.6–39.3 — K69
— 30.2–33.1 39.4–43.5 — K70
— 33.2–36.7 43.6–46.6 43.0–46.5 K72
— 36.8–40.1 46.7–51.1 46.6–50.9 K73
— 40.2–45.5 51.2–56.3 51.0–55.9 K74
— 45.6–47.9 56.4–61.1 56.0–59.1 K75
— 48.0–52.7 61.2–64.9 59.2–68.7 K76
— 52.8–55.1 65.0–71.9 — K77
— 55.2–60.0 72.0–80.7 68.8–80.7 K78
— — 80.8–92.7 80.8–92.7 K85
— — 92.8–100.0 92.8–103.9 K86
— — — 104.0–113.5
K87
— — — 113.6–127.9
K89
— — — 128.0–143.9
K92
— — — 144.0–163.9
K94
— — — 164.0–180.0
K96
Table 335 for Class 48
Product Category: NEMA
Overload Relay Heater Tables
Full Load Motor Amps, 3-Phase, Trip Class 10 – Tables 332, 335
Selection